In rhetoric, parallelism means balancing two or more ideas or arguments that are equally important. In grammar, it means using phrasing that is grammatically similar or identical in structure, sound, meaning, or meter.
also known as parallel structure or parallel construction, is a balance within one or more sentences of similar phrases or clauses that have the same grammatical structure.
This "italicized" part of the sentence is an adjectival dependent clause. It acts as an adjective to the word motorist and cannot stand alone without putting it with an independent sentence, such as "The motorist lost his way."
